000 00231pam a2200109a 44500
082 _a520
_bR91A V.1
100 _aRussell, H.N.
245 1 _aASTRONOMY
260 _a
_bGinn And Company
_c1945
964 _gCIRC
997 _a53462 C
999 _c407024
_d407024